NFC: Handle pn544 continue activation

We need to send continue activation command to allow NFCIP-1
activation when a NFC target has been discovered in type A or
type F reader gate.

Signed-off-by: Arron Wang <arron.wang@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index 8a9a811b558a..052a0a27ac1a 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -263,7 +263,9 @@ int nfc_hci_target_discovered(struct nfc_hci_dev *hdev, u8 gate)
                 break;
         }
 
-        targets->hci_reader_gate = gate;
+        /* if driver set the new gate, we will skip the old one */
+        if (targets->hci_reader_gate == 0x00)
+                targets->hci_reader_gate = gate;
 
         r = nfc_targets_found(hdev->ndev, targets, 1);